diff --git a/tests/mixers/denontest.py b/tests/mixers/denontest.py
index 6256ac38..a26dcff0 100644
--- a/tests/mixers/denontest.py
+++ b/tests/mixers/denontest.py
@@ -22,9 +22,6 @@ class DenonMixerTest(unittest.TestCase):
         self.m = DenonMixer()
         self.m._device = DenonMixerDeviceMock()
 
-    def test_volume_is_None_initially(self):
-        self.assertEqual(self.m.volume, None)
-
     def test_volume_set_to_min(self):
         self.m.volume = 0
         self.assertEqual(self.m.volume, 0)